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Data Engineer

Sollers Consulting

  • Łódź

    Łódź, Łódź
  • offer expired 4 months ago
  • contract of employment, B2B contract
  • full-time
  • specialist (Mid / Regular)
  • hybrid work
  • More than one vacancy
  • remote recruitment

Technologies we use


  • OOP

  • DWH

  • SQL

  • Data modeling

  • ETL

  • English

  • Python

  • Java


  • AWS

  • Azure

  • Spark

  • Kafka

  • Data mesh

Operating system

About the project

Versatility is the keyword when it comes to what we do in IT. Data Competency is one of our initiatives to support digital transformation of financial sector, enabling our customers to become truly data-driven companies. Our mission is to ensure capabilities to address financial sector data-related needs.

As a Data Engineer, you will be responsible for building and optimizing our clients’ data pipelines and optimizing data flows. You will work on various data initiatives and will ensure optimal data delivery. You are ideal candidate if you are experienced in data warehousing and data wrangling. If you enjoy building data systems from scratch and you like modifying existing ones, you will have those opportunities at Sollers.

Your responsibilities

  • Developing ETL/ELT solutions and automating data flows

  • Designing logical and physical models using formal techniques and design patterns

  • Monitoring performance and optimizing data warehouse provisioning processes

  • Advising on potential improvements and enhancements of existing data warehouse and reporting solutions

  • Work with Business Analysts, Subject Matter Experts and Tech Leads to ensure business requirements are adequately addressed in the design and later in the development process

  • Monitor Data Warehouse jobs and troubleshoot failures

  • Advising on the use of appropriate methodologies and technologies

  • Designing comprehensive data architectures addressing clients’ needs and other aspects like data privacy and security, compliancy with regulations, integrity and availability, etc.

Our requirements

  • Have at least 3y of commercial experience as a Data Engineer or a Data Warehouse Developer, or Hands-on experience in data modelling and developing data systems

  • Understand DWH concepts, data lakes, data mesh, lambda, and kappa architecture

  • Be proficient in SQL or T-SQL

  • Have experience with (ETL/ELT) and data migration

  • Speak English (min. B2)

  • Communicate effortlessly with clients and team members

  • Good understanding of computer programming and software development process

  • Know at least one programming language (Python, Java, Scala, R)

  • Be able to work in Poland and the European Union


  • Have a practical knowledge of selected technologies in the areas of data integrations, Master Data Management, data analytics, AI, and/or data-driven process automation

  • Have knowledge of insurtechs in the data area

  • Have experience in software bidding processes

  • Speak German or French

  • Have experience in consulting

  • Worked in Agile (Scrum) methodology

This is how we organize our work

This is how we work

  • in house
  • at the client's site
  • you focus on a single project at a time
  • you can change the project
  • you develop the code "from scratch"
  • you focus on product development
  • you focus on code maintenance
  • agile
  • scrum

Team members

  • backend developer
  • fullstack developer
  • architect
  • devOps
  • project manager
  • scrum master
  • business analyst
  • system analyst

This is how we work on a project

  • code quality measures

  • code review

  • design patterns

  • static code analysis

  • architect / technical leader support

  • Continuous Deployment

  • Continuous Integration

  • DevOps

  • documentation

  • issue tracking tools

  • technical debt management

  • functional tests

  • integration tests

  • performance tests

  • regression tests

  • test automation

  • testing environments

  • unit tests

Development opportunities we offer

  • conferences abroad

  • conferences in Poland

  • development budget

  • external training

  • intracompany training

  • mentoring

  • soft skills training

  • substantive support from technological leaders


  • private medical care

  • sharing the costs of foreign language classes

  • sharing the costs of professional training & courses

  • life insurance

  • remote work opportunities

  • flexible working time

  • integration events

  • dental care

  • computer available for private use

  • corporate library

  • video games at work

  • leisure zone

  • redeployment package

  • employee referral program

  • employee assistance program

Recruitment stages

CV evaluation


Homework/Phone interview


Interview (MS Teams)

Tools & technologies used on projects

• Data architecture, data modeling, design patterns

• RDBMS and NoSQL databases

• DataOps, ETL technologies

• Real-time data streaming, Spark, Airflow, Kafka

• OLTP, OLAP, DWH, data lakes

• BI & predictive analytics; AI/ML

• Python, Java, Scala, R


• Intel core i5/i7 notebooks, 32 GB RAM, Win10, 2x24’’ monitors

• Ergonomic chair, designed in Japan

• Motorized height-adjustable desk

• And many, many more…

Sollers Consulting

We are a Team of over 900 professionals who build the Digital Future for the world’s largest insurance, banking, and leasing organizations. Our history of business advisory and software implementation goes back to the year 2000. Sollers Consulting’s roots are in Poland, but the company’s footprint is visible around the world. Working with us means taking part in many projects worldwide (Poland, Germany, Austria, Switzerland, UK, USA, Canada, Japan). Our teams are located in Warsaw, Cologne, Gdansk, Tokyo, Lublin, Wroclaw, Paris, and Poznań. Being agile across our company and our projects enable us to play an active role in industries with high digitalization needs.

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